VOLVO
UEM-0072 - Control unit. Internal fault
System
Upper Electronic Module (UEM)
Volvo models this fault code applies to
Applies to the following models:
5 modelsS60 (2001–2009), S80 (1999–2006), V70 (2000–2008), V70 XC / XC70 (2001–2007), XC90 (2003–)
What does this fault code mean?
The code is set when the sun roof control module has SRM-0022 set at the moment contact is made with it. The fault concerns programming or reading of the module's built-in EEPROM memory. Automatic closing of the sun roof then does not work.
Possible causes
- Fault in programming or reading of the EEPROM memory
What you can do
- 1Test whether the sun roof can be used automatically by pressing the switch two steps.
- 2Read off the code, clear it and check whether it returns.
- 3Check that the connectors at the sun roof control module are firmly seated and not corroded.
- 4If the fault remains, have a workshop replace the sun roof control module.
Symptoms you may notice1
- Automatic sun roof closing does not work
General guidance for car owners. Diagnosis on the car can point to a different cause.